1/*****************************************************************************/
2/* */
3/* opcdesc.h */
4/* */
5/* Disassembler description for one opcode */
6/* */
7/* */
8/* */
9/* (C) 2000-2003 Ullrich von Bassewitz */
10/* Römerstrasse 52 */
11/* D-70794 Filderstadt */
12/* EMail: uz@cc65.org */
13/* */
14/* */
15/* This software is provided 'as-is', without any expressed or implied */
16/* warranty. In no event will the authors be held liable for any damages */
17/* arising from the use of this software. */
18/* */
19/* Permission is granted to anyone to use this software for any purpose, */
20/* including commercial applications, and to alter it and redistribute it */
21/* freely, subject to the following restrictions: */
22/* */
23/* 1. The origin of this software must not be misrepresented; you must not */
24/* claim that you wrote the original software. If you use this software */
25/* in a product, an acknowledgment in the product documentation would be */
26/* appreciated but is not required. */
27/* 2. Altered source versions must be plainly marked as such, and must not */
28/* be misrepresented as being the original software. */
29/* 3. This notice may not be removed or altered from any source */
30/* distribution. */
31/* */
32/*****************************************************************************/
33
34
35
36#ifndef OPCDESC_H
37#define OPCDESC_H
38
39
40
41/*****************************************************************************/
42/* Data */
43/*****************************************************************************/
44
45
46
47/* Constants for Flags */
48enum {
49 flNone = 0x00, /* No flags given */
50 flNoLabel = 0x00, /* Don't use a label */
51 flGenLabel = 0x01, /* Generate a label */
52 flUseLabel = 0x02, /* Use a label if there is one */
53 flLabel = flUseLabel|flGenLabel, /* Generate and use a label */
54 flIllegal = 0x10, /* Illegal instruction */
55 flAbsOverride = 0x20, /* Need a: override */
56 flFarOverride = 0x40 /* Need f: override */
57};
58
59/* Forward/typedef for struct OpcDesc */
60typedef struct OpcDesc OpcDesc;
61
62/* Type of pointer to a function that handles opcode output */
63typedef void (*OpcHandler) (const OpcDesc*);
64
65/* Description for one opcode */
66struct OpcDesc {
67 char Mnemo [6]; /* Mnemonic */
68 unsigned char Size; /* Size of this command */
69 unsigned char Flags; /* Flags */
70 OpcHandler Handler; /* Handler routine */
71};
72
73
74
75/* End of opcdesc.h */
76
77#endif
78